ระบบอาหารในสถานศึกษา

.book-container {   display: flex;   align-items: center;   justify-content: center;   perspective: 600px; }

@keyframes initAnimation {   0% {     transform: rotateY(-30deg);   }   100% {     transform: rotateY(0deg);   } }

.book {   width: 163px;   height: 225px;   position: relative;   transform-style: preserve-3d;   transform: rotateY(0deg);   transition: 0.5s ease;   animation: 0.5s ease 0s 1 initAnimation; }

.book-container:hover .book,
.book-container:focus .book {   transform: rotateY(-30deg); }

.book > :first-child {   position: absolute;   top: 0;   left: 0;   background-color: red;   width: 163px;   height: 225px;   transform: translateZ(15px);   background-color: #01060f;   border-radius: 0 2px 2px 0;   box-shadow: 5px 5px 20px #666; }

.book::before {   position: absolute;   content: ' ';   background-color: blue;   left: 0;   top: 1px;   width: 28px;   height: 223px;   transform: translateX(147px) rotateY(90deg);   background: linear-gradient(90deg,
    #fff 0%,     #f9f9f9 5%,     #fff 10%,     #f9f9f9 15%,     #fff 20%,     #f9f9f9 25%,     #fff 30%,     #f9f9f9 35%,     #fff 40%,     #f9f9f9 45%,     #fff 50%,     #f9f9f9 55%,     #fff 60%,     #f9f9f9 65%,     #fff 70%,     #f9f9f9 75%,     #fff 80%,     #f9f9f9 85%,     #fff 90%,     #f9f9f9 95%,     #fff 100%     ); }

.book::after {   position: absolute;   top: 0;   left: 0;   content: ' ';   width: 163px;   height: 225px;   transform: translateZ(-15px);   background-color: #01060f;   border-radius: 0 2px 2px 0;   box-shadow: rgba(0, 0, 0, 0.24) 0px 3px 8px; }